EP0787836A3 - Verfahren zur Herstellung einer Siliziumschmelze von einem polykristallinen Siliziumchargiergut - Google Patents
Verfahren zur Herstellung einer Siliziumschmelze von einem polykristallinen Siliziumchargiergut Download PDFInfo
- Publication number
- EP0787836A3 EP0787836A3 EP96308146A EP96308146A EP0787836A3 EP 0787836 A3 EP0787836 A3 EP 0787836A3 EP 96308146 A EP96308146 A EP 96308146A EP 96308146 A EP96308146 A EP 96308146A EP 0787836 A3 EP0787836 A3 EP 0787836A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- polycrystalline silicon
- granular
- silicon
- chunk
- crucible
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910021420 polycrystalline silicon Inorganic materials 0.000 title abstract 16
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title abstract 3
- 229910052710 silicon Inorganic materials 0.000 title abstract 3
- 239000010703 silicon Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 238000010926 purge Methods 0.000 abstract 2
- 238000001816 cooling Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
- C30B15/02—Single-crystal growth by pulling from a melt, e.g. Czochralski method adding crystallising materials or reactants forming it in situ to the melt
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/02—Elements
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Silicon Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/595,075 US5814148A (en) | 1996-02-01 | 1996-02-01 | Method for preparing molten silicon melt from polycrystalline silicon charge |
US595075 | 1996-02-01 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0787836A2 EP0787836A2 (de) | 1997-08-06 |
EP0787836A3 true EP0787836A3 (de) | 1998-04-01 |
EP0787836B1 EP0787836B1 (de) | 2001-01-17 |
Family
ID=24381626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP96308146A Expired - Lifetime EP0787836B1 (de) | 1996-02-01 | 1996-11-12 | Verfahren zur Herstellung einer Siliziumschmelze von einem polykristallinen Siliziumchargiergut |
Country Status (8)
Country | Link |
---|---|
US (1) | US5814148A (de) |
EP (1) | EP0787836B1 (de) |
JP (1) | JPH09328391A (de) |
KR (1) | KR970062081A (de) |
CN (1) | CN1157342A (de) |
DE (1) | DE69611597T2 (de) |
MY (1) | MY112066A (de) |
SG (1) | SG76498A1 (de) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0856599A3 (de) * | 1997-01-31 | 2000-03-22 | Komatsu Electronic Metals Co., Ltd | Vorrichtung zur Zuführung von Rohmaterial in einen Quarztiegel und ein Verfahren zur Zuführung des Rohmaterials |
JP3189764B2 (ja) * | 1997-09-29 | 2001-07-16 | 住友金属工業株式会社 | シリコン単結晶原料の溶解方法 |
US5919303A (en) * | 1997-10-16 | 1999-07-06 | Memc Electronic Materials, Inc. | Process for preparing a silicon melt from a polysilicon charge |
US6589332B1 (en) | 1998-11-03 | 2003-07-08 | Memc Electronic Materials, Inc. | Method and system for measuring polycrystalline chunk size and distribution in the charge of a Czochralski process |
US6284040B1 (en) | 1999-01-13 | 2001-09-04 | Memc Electronic Materials, Inc. | Process of stacking and melting polycrystalline silicon for high quality single crystal production |
US6344083B1 (en) * | 2000-02-14 | 2002-02-05 | Memc Electronic Materials, Inc. | Process for producing a silicon melt |
US6749683B2 (en) | 2000-02-14 | 2004-06-15 | Memc Electronic Materials, Inc. | Process for producing a silicon melt |
US8021483B2 (en) * | 2002-02-20 | 2011-09-20 | Hemlock Semiconductor Corporation | Flowable chips and methods for the preparation and use of same, and apparatus for use in the methods |
US7141114B2 (en) * | 2004-06-30 | 2006-11-28 | Rec Silicon Inc | Process for producing a crystalline silicon ingot |
NO324710B1 (no) * | 2004-12-29 | 2007-12-03 | Elkem Solar As | Fremgangsmate for fylling av digel med silisium av solcellekvalitet |
JP4961753B2 (ja) * | 2006-01-20 | 2012-06-27 | 株式会社Sumco | 単結晶製造管理システム及び方法 |
JP4753308B2 (ja) * | 2006-07-13 | 2011-08-24 | Sumco Techxiv株式会社 | 半導体ウェーハ素材の溶解方法及び半導体ウェーハの結晶育成方法 |
CN101148777B (zh) * | 2007-07-19 | 2011-03-23 | 任丙彦 | 直拉法生长掺镓硅单晶的方法和装置 |
US20090120353A1 (en) * | 2007-11-13 | 2009-05-14 | Memc Electronic Materials, Inc. | Reduction of air pockets in silicon crystals by avoiding the introduction of nearly-insoluble gases into the melt |
EP2356268B1 (de) * | 2008-11-05 | 2013-07-31 | MEMC Singapore Pte. Ltd. | Verfahren zur herstellung einer schmelze von siliciumpulver zum ziehen von siliciumkristallen |
WO2010126639A1 (en) * | 2009-04-29 | 2010-11-04 | Calisolar, Inc. | Process control for umg-si material purification |
JP2012140285A (ja) * | 2010-12-28 | 2012-07-26 | Siltronic Japan Corp | シリコン単結晶インゴットの製造方法 |
US20120260845A1 (en) | 2011-04-14 | 2012-10-18 | Rec Silicon Inc | Polysilicon system |
CN102953117B (zh) * | 2011-08-31 | 2015-06-10 | 上海普罗新能源有限公司 | 硅锭的铸造方法 |
CN102732945B (zh) * | 2012-04-13 | 2015-11-25 | 英利能源(中国)有限公司 | 一种单晶硅铸锭装料方法 |
WO2014037965A1 (en) * | 2012-09-05 | 2014-03-13 | MEMC ELECTRONIC METERIALS S.p.A. | Method of loading a charge of polysilicon into a crucible |
CN103074681B (zh) * | 2013-02-17 | 2016-03-16 | 英利集团有限公司 | 一种二次加料方法 |
CN107604446A (zh) * | 2017-10-25 | 2018-01-19 | 宁晋晶兴电子材料有限公司 | 一种新型的熔融表皮料结构及其熔融方法 |
DE102019208670A1 (de) * | 2019-06-14 | 2020-12-17 | Siltronic Ag | Verfahren zur Herstellung von Halbleiterscheiben aus Silizium |
CN114086243A (zh) * | 2021-11-29 | 2022-02-25 | 曲靖晶龙电子材料有限公司 | 单晶硅棒的制备方法 |
CN115467013A (zh) * | 2022-08-22 | 2022-12-13 | 包头美科硅能源有限公司 | 一种用于拉晶生产中提高颗粒硅投料量的方法 |
CN115404356B (zh) * | 2022-09-22 | 2024-03-22 | 同创普润(上海)机电高科技有限公司 | 一种降低高纯铝熔体中不熔物含量的方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4249988A (en) * | 1978-03-15 | 1981-02-10 | Western Electric Company, Inc. | Growing crystals from a melt by controlling additions of material thereto |
JPH01148779A (ja) * | 1987-12-03 | 1989-06-12 | Toshiba Ceramics Co Ltd | 結晶成分の供給方法 |
JPH01286995A (ja) * | 1988-05-12 | 1989-11-17 | Toshiba Ceramics Co Ltd | シリコン単結晶の製造方法 |
US4938837A (en) * | 1985-10-12 | 1990-07-03 | Sumitomo Electric Industries, Ltd. | Crucible recovering method and apparatus therefor |
JPH03199189A (ja) * | 1989-12-27 | 1991-08-30 | Kawasaki Steel Corp | 半導体単結晶の製造方法 |
JPH05319978A (ja) * | 1992-05-22 | 1993-12-03 | Sumitomo Metal Ind Ltd | 溶融層法による単結晶引き上げ方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1986006764A1 (en) * | 1985-05-17 | 1986-11-20 | J.C. Schumacher Company | Continuously pulled single crystal silicon ingots |
JPH03193694A (ja) * | 1989-12-21 | 1991-08-23 | Sumitomo Metal Ind Ltd | 結晶成長装置 |
DE4106589C2 (de) | 1991-03-01 | 1997-04-24 | Wacker Siltronic Halbleitermat | Kontinuierliches Nachchargierverfahren mit flüssigem Silicium beim Tiegelziehen nach Czochralski |
US5242667A (en) | 1991-07-26 | 1993-09-07 | Ferrofluidics Corporation | Solid pellet feeder for controlled melt replenishment in continuous crystal growing process |
JPH05139886A (ja) * | 1991-11-21 | 1993-06-08 | Toshiba Corp | 砒素化合物単結晶の製造方法 |
JP2506525B2 (ja) * | 1992-01-30 | 1996-06-12 | 信越半導体株式会社 | シリコン単結晶の製造方法 |
JP2531415B2 (ja) * | 1992-03-24 | 1996-09-04 | 住友金属工業株式会社 | 結晶成長方法 |
US5588993A (en) * | 1995-07-25 | 1996-12-31 | Memc Electronic Materials, Inc. | Method for preparing molten silicon melt from polycrystalline silicon charge |
-
1996
- 1996-02-01 US US08/595,075 patent/US5814148A/en not_active Expired - Lifetime
- 1996-10-30 MY MYPI96004510A patent/MY112066A/en unknown
- 1996-11-12 DE DE69611597T patent/DE69611597T2/de not_active Expired - Fee Related
- 1996-11-12 EP EP96308146A patent/EP0787836B1/de not_active Expired - Lifetime
- 1996-11-29 KR KR1019960059989A patent/KR970062081A/ko not_active Application Discontinuation
- 1996-12-25 CN CN96117958A patent/CN1157342A/zh active Pending
-
1997
- 1997-01-31 JP JP9018503A patent/JPH09328391A/ja active Pending
- 1997-02-01 SG SG1997000229A patent/SG76498A1/en unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4249988A (en) * | 1978-03-15 | 1981-02-10 | Western Electric Company, Inc. | Growing crystals from a melt by controlling additions of material thereto |
US4938837A (en) * | 1985-10-12 | 1990-07-03 | Sumitomo Electric Industries, Ltd. | Crucible recovering method and apparatus therefor |
JPH01148779A (ja) * | 1987-12-03 | 1989-06-12 | Toshiba Ceramics Co Ltd | 結晶成分の供給方法 |
JPH01286995A (ja) * | 1988-05-12 | 1989-11-17 | Toshiba Ceramics Co Ltd | シリコン単結晶の製造方法 |
JPH03199189A (ja) * | 1989-12-27 | 1991-08-30 | Kawasaki Steel Corp | 半導体単結晶の製造方法 |
JPH05319978A (ja) * | 1992-05-22 | 1993-12-03 | Sumitomo Metal Ind Ltd | 溶融層法による単結晶引き上げ方法 |
Non-Patent Citations (4)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 013, no. 408 (C - 634) 8 September 1989 (1989-09-08) * |
PATENT ABSTRACTS OF JAPAN vol. 014, no. 063 (C - 0685) 6 February 1990 (1990-02-06) * |
PATENT ABSTRACTS OF JAPAN vol. 015, no. 467 (C - 0888) 27 November 1991 (1991-11-27) * |
PATENT ABSTRACTS OF JAPAN vol. 018, no. 140 (C - 1177) 8 March 1994 (1994-03-08) * |
Also Published As
Publication number | Publication date |
---|---|
US5814148A (en) | 1998-09-29 |
KR970062081A (ko) | 1997-09-12 |
JPH09328391A (ja) | 1997-12-22 |
EP0787836A2 (de) | 1997-08-06 |
MY112066A (en) | 2001-03-31 |
DE69611597D1 (de) | 2001-02-22 |
EP0787836B1 (de) | 2001-01-17 |
DE69611597T2 (de) | 2001-05-31 |
CN1157342A (zh) | 1997-08-20 |
SG76498A1 (en) | 2000-11-21 |
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